Read Cookies

The PHP Code Reading These

<?php
// Cookies are in $_COOKIE superglobal
// Use ?? to provide defaults for missing cookies
$username = $_COOKIE['demo_username'] ?? null;
$theme = $_COOKIE['demo_theme'] ?? null;

if ($username) {
    // ALWAYS escape output to prevent XSS attacks
    echo "Welcome, " . htmlspecialchars($username);
} else {
    echo "No username cookie found";
}
?>

All Cookies on This Domain

Name	Value
No cookies found

Try This

• Open this page in a new tab - cookies persist!
• Close browser and reopen - session cookies are gone, but persistent ones remain
• Open browser DevTools (F12) → Application → Cookies to see them

---

Set New Cookies | Delete Cookies